@book{TUW-140707, editor = {Sugimoto, Shigeo and Hunter, Jane and Rauber, Andreas and Morishima, Atsuyuki}, title = {Digital Libraries: Achievements, Challenges and Opportunities}, publisher = {Springer LNCS}, year = {2006}, numpages = {571}, isbn = {978-3-540-49375-4}, keywords = {Web archiving Web mining Web services classification data mining data semantics digital libraries digital library infrastructure indexing information extraction information retrieval information science information society knowledge processing knowledge} }